Drive transmitting device, sheet feeding device and image formin

Details Drive transmitting device, sheet feeding device and image formin Drive transmitting device, sheet feeding device and image formin

1998-01-28

1999-08-31

Terrell, William E.

Sheet feeding or delivering

Feeding

Separators

271118, 271147, 74435, 74448, 74462, B65H 108, F16H 5517, F16H 5512, F16H 5506

Patent

active

059443057

ABSTRACT:
A drive transmitting device having a partly untoothed gear partly having an untoothed portion, and a driven gear capable of meshing which the partly untoothed gear, and transmitting rotation from the partly untoothed gear to the driven gear is characterized in that in the partly untoothed gear, of a predetermined number of continuous teeth positioned on a side on which the partly untoothed gear starts to mesh which the driven gear when it rotates from a state in which the untoothed portion and the driven gear are opposed to each other, the odd teeth from the untoothed portion side are formed with odd tooth inclined surfaces cut away from the tooth top of the front tooth surface in the direction of rotation of the partly untoothed gear toward the root of the rear tooth surface, and the even teeth are formed with even tooth inclined surfaces cut away from the root of the front tooth surface in the direction of rotation toward the tooth top of the rear tooth surface.

REFERENCES:
patent: 223806 (1880-01-01), Hodges
patent: 409149 (1889-08-01), Kaiser
patent: 2559619 (1951-07-01), Henderson
patent: 5386983 (1995-02-01), Ando
patent: 5579098 (1996-11-01), Noguchi et al.
patent: 5595287 (1997-01-01), Niklaus

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